package com.rj.bd.user.dao;

import org.apache.ibatis.annotations.Select;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.rj.bd.user.entity.User;

public interface UserMapper extends BaseMapper<User>{
	@Select("SELECT * FROM USER WHERE username=#{username}")
	User findUserByname(String username);
}
